Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 269
Lumina Bureau Photo. Fig. 6.—Range at H.M. Patent Ottice.View of lamps and targets at close quarters. ^B f^MH ■ - ■-^^ . . ; .. . . ... •;(•• . j .•■:■# ^:: : ■; i 1 ■■ ^^H^HRP^ ^- Fig. 7.—Range at H.M. Patent Oftice.View of targets from left-hand firing-point. Lumina Bureau Photo. 262 THE… … \\\\^<\\\\\^W^^^ Bullei catch oox Fig. 9—Range of the Central Markets RifleClub, Smithfield. Disposition of lamps and targets. randies on the line YY, and 161 and 135ft.-candles on the line XX, and there seemslittle doubt that the uniformity is attribut-able in great part to the fact that…
Lighting
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